449804533 has 2 divisors, whose sum is σ = 449804534. Its totient is φ = 449804532.

The previous prime is 449804519. The next prime is 449804539. The reversal of 449804533 is 335408944.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 432348849 + 17455684 = 20793^2 + 4178^2 .

It is a cyclic number.

It is not a de Polignac number, because 449804533 - 2¹⁷ = 449673461 is a prime.

It is a super-3 number, since 3×449804533³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449804539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224902266 + 224902267.

It is an arithmetic number, because the mean of its divisors is an integer number (224902267).

Almost surely, 2^449804533 is an apocalyptic number.

It is an amenable number.

449804533 is a deficient number, since it is larger than the sum of its proper divisors (1).

449804533 is an equidigital number, since it uses as much as digits as its factorization.

449804533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 207360, while the sum is 40.

The square root of 449804533 is about 21208.5957338057. The cubic root of 449804533 is about 766.1984620980.

The spelling of 449804533 in words is "four hundred forty-nine million, eight hundred four thousand, five hundred thirty-three".